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Finding the Fourth Proportional to 1,181,952,051.70, 1,657,453,850.30 and 1,181,952,051.70

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Solution

The fourth proportional to 1,181,952,051.70, 1,657,453,850.30 and 1,181,952,051.70 is: 1,657,453,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,952,051.70 : 1,657,453,850.30 = 1,181,952,051.70 : x
  2. Step 2: Convert to fraction form
    1,181,952,051.70/1,657,453,850.30 = 1,181,952,051.70/x
  3. Step 3: Cross multiply
    1,181,952,051.70x = 1,657,453,850.30 × 1,181,952,051.70
  4. Step 4: Simplify right side
    1,181,952,051.70x = 1,959,030,978,960,149,760
  5. Step 5: Solve for x
    x = 1,959,030,978,960,149,760/1,181,952,051.70
  6. Step 6: Final answer
    x = 1,657,453,850.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.